#include <assert.h>
#include <stdint.h>

int isSpecialEncoding(unsigned int data)
{
  return (data & 0x12345678) == 0;
}

unsigned int getBits(unsigned int data, unsigned int msb, unsigned int lsb)
{
  assert(msb >= lsb);
  if (isSpecialEncoding(data))
  {
    /*if ((msb > 15) || (lsb > 15))
    {
      return 0;
    }*/

    return (data << (15 - msb)) >> (lsb + (15 - msb) + 16);
  }
  else
  {
    return (data << (31 - msb)) >> (lsb + (31 - msb));
  }
}

int main(int argc, char* argv)
{
  return (getBits(argc, 23,22) << 8) | getBits(argc, 31, 24); 
}